---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9662 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 UTC 2022 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2800.000 BogoMIPS: 5600.00 Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 512K L3 cache: 16384K NUMA node0 CPU(s): 0-3 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl xtopology cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 xsaves clzero xsaveerptr arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.5G 12G 40% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 477 5406 0 2092 7220 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: ens3: mtu 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:e9:a1:83 brd ff:ff:ff:ff:ff:ff inet 10.32.6.12/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86139sec preferred_lft 86139sec inet6 fe80::f816:3eff:fee9:a183/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9662) 03/24/26 _x86_64_ (4 CPU) 19:12:56 LINUX RESTART (4 CPU) 19:13:02 tps rtps wtps bread/s bwrtn/s 19:14:01 164.32 77.13 87.19 4869.67 41408.76 19:15:01 69.66 12.80 56.86 309.68 9122.75 19:16:01 61.27 8.50 52.77 470.45 7751.64 19:17:01 24.76 0.37 24.39 33.86 3431.66 Average: 79.65 24.48 55.17 1406.58 15320.61 19:13:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:01 5971180 7396456 2196240 26.89 37168 1567972 709112 7.69 602300 1429476 84184 19:15:01 5587632 7250796 2579788 31.59 57788 1769212 873116 9.47 772492 1609980 100796 19:16:01 5569220 7423392 2598200 31.81 62816 1950828 649404 7.05 679100 1713140 83776 19:17:01 5536140 7393924 2631280 32.22 65148 1951904 686764 7.45 713568 1710984 9676 Average: 5666043 7366142 2501377 30.63 55730 1809979 729599 7.92 691865 1615895 69608 19:13:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:01 ens3 414.37 223.69 1536.78 66.02 0.00 0.00 0.00 0.00 19:14:01 lo 1.56 1.56 0.14 0.14 0.00 0.00 0.00 0.00 19:15:01 ens3 86.77 75.97 485.67 20.18 0.00 0.00 0.00 0.00 19:15:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 19:16:01 ens3 305.43 296.92 1229.76 572.92 0.00 0.00 0.00 0.00 19:16:01 lo 1.70 1.70 0.15 0.15 0.00 0.00 0.00 0.00 19:17:01 ens3 12.71 13.80 9.93 6.67 0.00 0.00 0.00 0.00 19:17:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 203.94 152.29 812.52 166.86 0.00 0.00 0.00 0.00 Average: lo 1.31 1.31 0.12 0.12 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9662) 03/24/26 _x86_64_ (4 CPU) 19:12:56 LINUX RESTART (4 CPU) 19:13:02 CPU %user %nice %system %iowait %steal %idle 19:14:01 all 22.85 0.00 3.18 5.16 1.11 67.71 19:14:01 0 33.50 0.00 2.12 3.06 1.27 60.04 19:14:01 1 13.98 0.00 3.90 8.40 0.72 73.00 19:14:01 2 21.93 0.00 3.14 4.56 1.26 69.11 19:14:01 3 21.97 0.00 3.52 4.65 1.16 68.71 19:15:01 all 28.42 0.00 1.71 1.62 1.35 66.90 19:15:01 0 34.92 0.00 2.13 0.43 1.55 60.97 19:15:01 1 16.56 0.00 1.30 4.85 0.93 76.36 19:15:01 2 13.75 0.00 0.77 0.17 1.12 84.20 19:15:01 3 48.43 0.00 2.63 1.00 1.81 46.13 19:16:01 all 35.48 0.00 2.10 1.43 2.01 58.98 19:16:01 0 32.75 0.00 1.20 0.33 1.90 63.82 19:16:01 1 27.28 0.00 2.36 3.35 1.78 65.23 19:16:01 2 48.82 0.00 2.33 1.66 2.11 45.07 19:16:01 3 33.08 0.00 2.50 0.37 2.25 61.80 19:17:01 all 21.01 0.00 0.99 0.73 0.60 76.66 19:17:01 0 19.23 0.00 0.90 1.85 0.52 77.50 19:17:01 1 13.98 0.00 1.22 0.92 0.38 83.50 19:17:01 2 49.88 0.00 1.42 0.15 1.17 47.39 19:17:01 3 0.98 0.00 0.42 0.00 0.37 98.24 Average: all 26.97 0.00 1.99 2.22 1.27 67.56 Average: 0 30.09 0.00 1.59 1.41 1.31 65.61 Average: 1 17.98 0.00 2.19 4.36 0.96 74.52 Average: 2 33.65 0.00 1.91 1.62 1.41 61.40 Average: 3 26.13 0.00 2.26 1.49 1.40 68.72